$ git clone -n https://gitee.com/src-opencloudos-rpms/bash.git /var/lib/mock/dist-oc9-build-45809-14592/root/chroot_tmpdir/scmroot/bash
Cloning into '/var/lib/mock/dist-oc9-build-45809-14592/root/chroot_tmpdir/scmroot/bash'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bash
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0eb1e8 import bash-5.2-1.tl4